Chassis Board – Hdmi - Grundig 22 XLE 3220 BA Service Manual

Chassisplatte / Chassis Board – HDMI
S700
19
3ND_HDMI_DET
HP_DETECT
18 3ND_HDMI_5V
5V
17
CEC_GND GND
16
3RD_HDMI_SDA
SDA
15
3RD_HDMI_SCL
SCL
14
N.C.
13 CEC_C
CEC
12
CLK-
11
3RD_HDMI_CLK_N
GND_CLK GND
10
3RD_HDMI_CLK_P
CLK+
9
RX0-
8 3RD_HDMI_RX0_N
GND0 GND
7 3RD_HDMI_RX0_P
RX0+
6
RX1-
5
3RD_HDMI_RX1_N
GND1 GND
4 3RD_HDMI_RX1_P
RX1+
3
RX2-
2 3RD_HDMI_RX2_N
GND2 GND
1
3RD_HDMI_RX2_P
RX2+
GND
3rd HDMI
S701
19
2ND_HDMI_DET
HP_DETECT
18 2ND_HDMI_5V
5V
17
CEC_GND GND
16 2ND_HDMI_SDA
SDA
15
2ND_HDMI_SCL
SCL
14
HDMIA-ARC1
N.C.
13 CEC_B
CEC
12
CLK-
11 2ND_HDMI_CLK_N
GND_CLK GND
10
2ND_HDMI_CLK_P
CLK+
9
RX0-
8 2ND_HDMI_RX0_N
GND0 GND
7 2ND_HDMI_RX0_P
RX0+
6
RX1-
5
2ND_HDMI_RX1_N
GND1 GND
4
2ND_HDMI_RX1_P
RX1+
3
RX2-
2 2ND_HDMI_RX2_N
GND2 GND
1 2ND_HDMI_RX2_P
RX2+
GND
2nd HDMI
GND
S703
19 1ST_HDMI_DET
HP_DETECT
18 1ST_HDMI_5V
5V
17
CEC_GND GND
16
1ST_HDMI_SDA
SDA
15 1ST_HDMI_SCL
SCL
14 HDMIA-ARC
N.C.
13 CEC_A
CEC
12
CLK-
11
1ST_HDMI_CLK_N
GND_CLK GND
10 1ST_HDMI_CLK_P
CLK+
9
RX0-
8 1ST_HDMI_RX0_N
GND0 GND
7
1ST_HDMI_RX0_P
RX0+
6
RX1-
5 1ST_HDMI_RX1_N
GND1 GND
4 1ST_HDMI_RX1_P
RX1+
3
RX2-
2
1ST_HDMI_RX2_N
GND2 GND
1
1ST_HDMI_RX2_P
RX2+
GND
1st HDMI
3ND_HDMI_5V
R700 R701 R702
10k 47K 47K
3ND_HDMI_5V
TP102
R703 1K
TP103 R704 36K
TP104
2ND_HDMI_5V 2ND_HDMI_5V VCC3.3V-HDMI
R705 R706 R707
47K 47K 10k
R708
22R/FERIT
TP117
TP118
TP141
R712 1K
TP119
R713 36K
R718 R719
1K 36K
1ST_HDMI_5V 1ST_HDMI_5V
R721
10k
R723 R724
47K 47K
TP120
TP121
TP122
TP123
TP133
TP134
TP135
TP136
TP137
TP138
TP139
TP140
C700
1uF C705
100nF
C706
2.2uF IC700
PS331
1 48
HPD2 SDA_SINK
2 47
SDA2 SCL_SINK
3 46
SCL2 Z1
4 45
B21 Y1
5 44
A21 HPD_SYNK
6 43
POW2 Z2
7 42
B22 Y2
8 41
A22 GND
9 40
GND Z3
10 39
B23 Y3
11 38
A23 VCC
12 37
VCC Z4
13 36
B24 Y4
14 35
A24 I2CADDR
15 34
POW1 SCL_CTL
16 33
HPD1 SDA_CTL
R725
510R
CEC_A
CEC_B
CEC_C
VCC3.3V-HDMI L700
TP114
+3.3V_STBY
300R/100MHz
C701 C702 C703
100nF 100nF 100nF
GND
+3.3V_STBY
R709 R711
4.7K 47K
Set register Active buffer settings [7] to"1"
R710 11
47K
HDMIA-SDA
HDMIA-SCL
10
HDMIA-CLK_N
HDMIA-CLK_P
HPD_CTRL_A
HDMI-RXA0_N
12
HDMI-RXA0_P
HDMI-RXA1_N
13
HDMI-RXA1_P
HDMI-RXA2_N
HDMI-RXA2_P
7
R714 100R MI2C-SCL
MI2C-SDA
R715 100R
8
R716 10K
+3.3V_STBY
R717 NC/0R
Addres select
56R
R722
C707 47nF
HDMIA-ARC HDMI1-ARC
56R
R720
HDMIA-ARC1
+3.3V_STBY
R727
NC/27K
For CEC Leakage Protect
R728 0R R729 0R
R730
3 2
R731 0R HDMI-CEC
R732 NC/200R 100R
R733 0R T700
NC/2N7002
VCC5V
7
8
0
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